| Message ID | 83d6573cf8bd03a0b3c3497ded6dce3f0b2e2ebd.1616814273.git.gustavo.pimentel@synopsys.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | misc: Add Add Synopsys DesignWare xData IP driver | expand |
On Sat, Mar 27, 2021 at 04:06:55AM +0100, Gustavo Pimentel wrote: > This patch describes the sysfs interface implemented on the dw-xdata-pcie > driver. > > Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com> > --- > Documentation/ABI/testing/sysfs-driver-xdata | 46 ++++++++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/ABI/testing/sysfs-driver-xdata > > diff --git a/Documentation/ABI/testing/sysfs-driver-xdata b/Documentation/ABI/testing/sysfs-driver-xdata > new file mode 100644 > index 00000000..cb3ab7e > --- /dev/null > +++ b/Documentation/ABI/testing/sysfs-driver-xdata > @@ -0,0 +1,46 @@ > +What: /sys/class/misc/drivers/dw-xdata-pcie/write > +Date: April 2021 > +KernelVersion: 5.12 > +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> > +Description: Allows the user to enable the PCIe traffic generator which > + will create write TLPs frames - from the Root Complex to the > + Endpoint direction. > + Usage e.g. > + echo 1 > /sys/class/misc/dw-xdata-pcie/write That did not look like what the code was looking for at all :( > + > + The user can read the current PCIe link throughput generated > + through this generator in MB/s. > + Usage e.g. > + cat /sys/class/misc/dw-xdata-pcie/write > + 204 > + > + The file is read and write. > + > +What: /sys/class/misc/dw-xdata-pcie/read > +Date: April 2021 > +KernelVersion: 5.12 > +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> > +Description: Allows the user to enable the PCIe traffic generator which > + will create read TLPs frames - from the Endpoint to the Root > + Complex direction. > + Usage e.g. > + echo 1 > /sys/class/misc/dw-xdata-pcie/read Again, did not match the code :( > + > + The user can read the current PCIe link throughput generated > + through this generator in MB/s. > + Usage e.g. > + cat /sys/class/misc/dw-xdata-pcie/read > + 199 > + > + The file is read and write. > + > +What: /sys/class/misc/dw-xdata-pcie/stop > +Date: April 2021 > +KernelVersion: 5.12 > +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> > +Description: Allows the user to disable the PCIe traffic generator in all > + directions. > + Usage e.g. > + echo 1 > /sys/class/misc/dw-xdata-pcie/stop Same here :( Who tested this?
diff --git a/Documentation/ABI/testing/sysfs-driver-xdata b/Documentation/ABI/testing/sysfs-driver-xdata new file mode 100644 index 00000000..cb3ab7e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-xdata @@ -0,0 +1,46 @@ +What: /sys/class/misc/drivers/dw-xdata-pcie/write +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to enable the PCIe traffic generator which + will create write TLPs frames - from the Root Complex to the + Endpoint direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/write + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie/write + 204 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie/read +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to enable the PCIe traffic generator which + will create read TLPs frames - from the Endpoint to the Root + Complex direction. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/read + + The user can read the current PCIe link throughput generated + through this generator in MB/s. + Usage e.g. + cat /sys/class/misc/dw-xdata-pcie/read + 199 + + The file is read and write. + +What: /sys/class/misc/dw-xdata-pcie/stop +Date: April 2021 +KernelVersion: 5.12 +Contact: Gustavo Pimentel <gustavo.pimentel@synopsys.com> +Description: Allows the user to disable the PCIe traffic generator in all + directions. + Usage e.g. + echo 1 > /sys/class/misc/dw-xdata-pcie/stop + + The file is write only.
This patch describes the sysfs interface implemented on the dw-xdata-pcie driver. Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com> --- Documentation/ABI/testing/sysfs-driver-xdata | 46 ++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-driver-xdata